Ingredient deep-dive

Dimethicone/Vinyl Dimethicone Crosspolymer: Is It a Microplastic?

Sources reviewedSilicone

Dimethicone/Vinyl Dimethicone Crosspolymer is a distinct silicone crosspolymer. Its name does not measure particles or establish the physical state or legal scope of a finished formula.

Shared method updated October 6, 2026. Individual sources reviewed October 6, 2026.

What changed in this reference

Earlier pages inferred a yes/no microplastic verdict from an editorial high/medium/low grouping. Those labels were not measurements or health-risk grades. The shared answer, FAQ and regulation context now distinguish label names from physical particles. This entry also received the individual source review described below.

Dimethicone/Vinyl Dimethicone Crosspolymer is dimethylpolysiloxane crosslinked with vinyl dimethylpolysiloxane. CIR lists increasing nonaqueous viscosity as its function. It has a distinct definition from Dimethicone Crosspolymer.

Identity corrections and evidence limits

This complete name receives a dedicated result instead of being treated as a synonym of Dimethicone Crosspolymer. Carrier oils or a gel presentation do not by themselves establish the polymer’s physical form.

This review checks the stated ingredient identity and source scope. It does not measure your formula, particles, exposure, environmental impact or legal compliance.

Reported uses and functions

Increasing nonaqueous viscosity

How the rules depend on the product

European Union

The EU restriction depends on polymer and particle criteria, exclusions and use. Abrasive microbeads have no transition after 17 October 2023. Otherwise, covered rinse-off cosmetics generally transition on 17 October 2027, other leave-on cosmetics on 17 October 2029, and make-up, lip and nail products on 17 October 2035. Microbeads, fragrance encapsulation and rinse-off uses have specific exceptions to those groupings. A name alone cannot establish compliance.

United States

The federal Microbead-Free Waters Act targets intentionally added solid plastic microbeads in rinse-off cosmetics for exfoliating or cleansing. It is not a blanket ban on all polymers or a product safety assessment. Other applicable rules require separate checking.

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Dimethicone/Vinyl Dimethicone Crosspolymer, common questions

Is Dimethicone/Vinyl Dimethicone Crosspolymer a microplastic?

Dimethicone/Vinyl Dimethicone Crosspolymer is a distinct silicone crosspolymer. Its name does not measure particles or establish the physical state or legal scope of a finished formula.

Does a label match mean Dimethicone/Vinyl Dimethicone Crosspolymer is banned?

A label match alone cannot determine product compliance. EU context: The EU restriction depends on polymer and particle criteria, exclusions and use. Abrasive microbeads have no transition after 17 October 2023. Otherwise, covered rinse-off cosmetics generally transition on 17 October 2027, other leave-on cosmetics on 17 October 2029, and make-up, lip and nail products on 17 October 2035. Microbeads, fragrance encapsulation and rinse-off uses have specific exceptions to those groupings. A name alone cannot establish compliance. US context: The federal Microbead-Free Waters Act targets intentionally added solid plastic microbeads in rinse-off cosmetics for exfoliating or cleansing. It is not a blanket ban on all polymers or a product safety assessment. Other applicable rules require separate checking. Other substance-specific rules are separate from the microplastic definition; this reference is not a compliance determination.

Can a label show the particle count or health effect?

A label-name match does not measure particles, concentration, exposure or health effects. Polymer identity alone does not establish particle form or legal scope.

Sources and review scope

The Commission guide establishes the shared definition and transition context; CosIng inclusion is not ingredient approval. Label rules do not provide a particle assay. Ingredient-specific sources support the identity and scope stated here, not a tested product or measured health outcome.